19976526

素因数分解:

$2^1\times 3^2\times {\mathrm{983}}^1\times {\mathrm{1129}}^1$

素因数の和:2120

約数の個数: 24

約数和(自身を含む): 43364880

約数和(自身を除く): 23388354

約数列:

[1, 2, 3, 6, 9, 18, 983, 1129, 1966, 2258, 2949, 3387, 5898, 6774, 8847, 10161, 17694, 20322, 1109807, 2219614, 3329421, 6658842, 9988263, 19976526]

約数ペア:

[(1, 19976526), (2, 9988263), (3, 6658842), (6, 3329421), (9, 2219614), (18, 1109807), (983, 20322), (1129, 17694), (1966, 10161), (2258, 8847), (2949, 6774), (3387, 5898)]